Base | Representation |
---|---|
bin | 1100011100010… |
… | …0100110001110 |
3 | 10122012022000210 |
4 | 3013010212032 |
5 | 101324413421 |
6 | 5102303250 |
7 | 1202366163 |
oct | 307044616 |
9 | 118168023 |
10 | 52185486 |
11 | 27503801 |
12 | 15587b26 |
13 | aa720b2 |
14 | 6d0606a |
15 | 48ac576 |
hex | 31c498e |
52185486 has 8 divisors (see below), whose sum is σ = 104370984. Its totient is φ = 17395160.
The previous prime is 52185473. The next prime is 52185487. The reversal of 52185486 is 68458125.
It is a sphenic number, since it is the product of 3 distinct primes.
52185486 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52185487) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4348785 + ... + 4348796.
It is an arithmetic number, because the mean of its divisors is an integer number (13046373).
Almost surely, 252185486 is an apocalyptic number.
52185486 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52185486 is a wasteful number, since it uses less digits than its factorization.
52185486 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8697586.
The product of its digits is 76800, while the sum is 39.
The square root of 52185486 is about 7223.9522423671. The cubic root of 52185486 is about 373.6943894024.
The spelling of 52185486 in words is "fifty-two million, one hundred eighty-five thousand, four hundred eighty-six".
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